Patents Represented by Attorney Raymond J. Kenny

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  • Cyanide removal from aqueous streams
    Patent number: 4537686
    Abstract: The cyanide content of waste waters containing the same is removed by treatment with sulfur dioxide or an alkali or alkaline earth metal sulfite or bisulfite in the presence of excess oxygen and a metal catalyst which is perferably copper.
    Type: Grant
    Filed: March 8, 1984
    Date of Patent: August 27, 1985
    Assignee: INCO Limited
    Inventors: Gyula J. Borbely, Eric A. Devuyst, Victor A. Ettel, Marcel A. Mosoiu, Konstantin J. Schitka
  • Manufacturing of titanium anode substrates
    Patent number: 4534935
    Abstract: Sponge titanium powder is compacted, advantageously by roll compaction to a density in the range of about 60% to 80% of the density of solid titanium metal, thereafter heat treated in vacuum at about 500.degree. C. to 750.degree. C., cooled in vacuum to 300.degree. C. and quenched to 100.degree. C. to provide a substrate for electrodes useful in electrolytic processes.
    Type: Grant
    Filed: January 9, 1984
    Date of Patent: August 13, 1985
    Assignee: INCO Limited
    Inventors: John Ambrose, Douglas K. Charles, Bruce R. Conard, Carlos Diaz, Charles E. O'Neill, Wayne P. Leavoy
  • Mechanically alloyed dispersion strengthened aluminum-lithium alloy
    Patent number: 4532106
    Abstract: A dispersion-strengthened aluminum-base alloy system is provided which is prepared by mechanical alloying and is characterized by high strength, high elastic modulus, low density and high corrosion resistance. The alloy system is comprised, by weight, of at least above 1.5% up to about 3% Li, about 0.4% up to about 1.5% O, about 0.25% up to about 1.2% C, and the balance essentially Al.
    Type: Grant
    Filed: July 31, 1980
    Date of Patent: July 30, 1985
    Assignee: Inco Alloys International, Inc.
    Inventor: Joseph R. Pickens
  • Nickel-chromium-cobalt base alloys and castings thereof
    Patent number: 4519979
    Abstract: A nickel-chromium-cobalt base alloy having an improved combination of creep-rupture strength at elevated temperatures, resistance to corrosion in sulfur and chloride-containing environments, structural stability at elevated temperatures and good castability.Articles and parts cast from the alloy, in particular directionally-solidified castings, are suitable for use in gas turbine engines, e.g., for stationary land-based and marine propulsion turbines.
    Type: Grant
    Filed: June 6, 1983
    Date of Patent: May 28, 1985
    Assignee: INCO Europe Limited
    Inventor: Stuart W. K. Shaw
  • Selective solar surfaces
    Patent number: 4518467
    Abstract: A process for the production of a solar collector for high temperature use by forming a porous oxidic film of less than 0.5 .mu.m thickness on to a stainless steel surface, said film comprising a tortuous network of interlinking pathways, and by depositing nickel or palladium into the pores by a DC electrolysis process.
    Type: Grant
    Filed: July 23, 1984
    Date of Patent: May 21, 1985
    Assignee: INCO Selective Surfaces Limited
    Inventors: John J. Mason, Michael T. Cunningham, Jeffrey N. Crosby
  • Process of producing cobalt-containing solutions and salts
    Patent number: 4514372
    Abstract: Cobalt salts are produced by dissolving cobalt metal in hydrochloric acid containing a small amount of thiosulfate ions.
    Type: Grant
    Filed: March 9, 1983
    Date of Patent: April 30, 1985
    Assignee: INCO Limited
    Inventors: Eric A. Devuyst, Victor A. Ettel
  • Process for obtaining a composite material and composite material obtained by said process
    Patent number: 4505060
    Abstract: A process for producing a composite material comprising a base having a nickel surface and a gold layer metallurgically bonded to the nickel of the base and having sufficient nickel to increase the hardness of the gold layer but insufficient to significantly destroy the distinctive color of the gold layer comprises depositing the gold layer on the nickel and annealing the composite structure to provide the metallurgical bond between the nickel and gold and to interdiffuse said metals, and the composite structure obtained by said process. The composite material is particularly useful as a coinage structure.
    Type: Grant
    Filed: June 13, 1983
    Date of Patent: March 19, 1985
    Assignee: Inco Limited
    Inventors: James A. E. Bell, Bruce R. Conard, Douglas A. Hope
  • Non-aqueous hydrogenation of solid carbonaceous material
    Patent number: 4502941
    Abstract: A nonaqueous process of hydrogenating and liquefying solid carbonaceous material which includes heating the material in contact with a catalyst derived from FE(CO).sub.9 in the presence of hydrogen.
    Type: Grant
    Filed: January 31, 1984
    Date of Patent: March 5, 1985
    Assignee: Inco Limited
    Inventors: Kenneth R. Dymock, Malcolm C. E. Bell
  • Process for making alloys having coarse, elongated grain structure
    Patent number: 4497669
    Abstract: An alloy made by water atomizing the charge component into powder, extruding the powder, hot rolling the powder and heat treating the product. The alloy displays superior stress rupture characteristics when compared to a corresponding conventionally wrought alloy.
    Type: Grant
    Filed: July 22, 1983
    Date of Patent: February 5, 1985
    Assignee: Inco Alloys International, Inc.
    Inventors: Kathy K. Wang, Mark L. Robinson
  • Controlled expansion alloy
    Patent number: 4487743
    Abstract: In an age hardenable controlled expansion alloy essentially devoid of chromium, the combination of short term tensile properties and elevated temperature properties, particularly notch rupture strength, are improved by the inclusion therein of silicon in an amount leass than 1%.
    Type: Grant
    Filed: August 20, 1982
    Date of Patent: December 11, 1984
    Assignee: Huntington Alloys, Inc.
    Inventors: John S. Smith, Darrell F. Smith, Jr.
  • Production of highly reflective metal flake
    Patent number: 4486225
    Abstract: Metal flake of improved reflectivity is produced by a method comprising wet ball milling a metal powder in the presence of a lubricant comprising an organometallic compound.
    Type: Grant
    Filed: June 7, 1982
    Date of Patent: December 4, 1984
    Assignee: MPD Technology Corporation
    Inventors: Donald H. Osborn, Richard J. Basley
  • Production of electrically conductive metal flake
    Patent number: 4482374
    Abstract: Metal flake of improved conductivity is produced by a method comprising wet ball milling a powder of a conductive metal in the presence of a lubricant comprising an organometallic compound.
    Type: Grant
    Filed: June 7, 1982
    Date of Patent: November 13, 1984
    Assignee: MPD Technology Corporation
    Inventors: Donald H. Osborn, Richard J. Basley
  • Nickel-zinc dust-iron-nickel powder pigment system
    Patent number: 4455167
    Abstract: A pigment system for electronic and electromagnetic shielding coatings including in percent by weight about 30% to about 70% of a nickel powder produced by decomposition of nickel carbonyl under conditions to provide a powder having a chain-like structure of irregularly shaped particles with an average particle size in the range of about 2 to 4 micrometers (um) and a specific surface area of at least about 0.5 m.sup.2 /g, about 20% to about 60% zinc dust and up to about 40% of an iron-nickel powder produced by codeposition from nickel and iron carbonyl with the proviso that the percentage of nickel powder plus the percentage of nickel-iron powder must be in excess of about 45%.
    Type: Grant
    Filed: July 5, 1983
    Date of Patent: June 19, 1984
    Assignee: MPD Technology Corporation
    Inventor: Donald H. Osborn
  • Hydrogenation of carbonaceous material
    Patent number: 4455218
    Abstract: Discloses that in the hydrogenation of liquid, carbonaceous crude material such as bitumen and other heavy oils, a catalyst derived from the addition of Fe.sub.2 (CO).sub.9 is advantageously used to provide a superior yield of distillable oils compared to prior practice.
    Type: Grant
    Filed: February 24, 1983
    Date of Patent: June 19, 1984
    Assignee: Inco Limited
    Inventors: Kenneth R. Dymock, Malcolm C. Bell
  • Heat treatments of low expansion alloys
    Patent number: 4445944
    Abstract: Directed to an overaging heat treatment applied to age-hardenable nickel-cobalt-iron controlled expansion alloys so as to contribute high notch strength at temperatures on the order of about 1000.degree. F. thereto.
    Type: Grant
    Filed: September 17, 1981
    Date of Patent: May 1, 1984
    Assignee: Huntington Alloys, Inc.
    Inventors: Darrell F. Smith, Jr., Edward F. Clatworthy
  • Heat treatments of low expansion alloys
    Patent number: 4445943
    Abstract: Directed to an overaging heat treatment applied to age-hardenable nickel-iron controlled expansion alloys so as to contribute high notch strength at temperatures on the order of about 1000.degree. F. thereto.
    Type: Grant
    Filed: September 17, 1981
    Date of Patent: May 1, 1984
    Assignee: Huntington Alloys, Inc.
    Inventors: Darrell F. Smith, Jr., Edward F. Clatworthy
  • Brazing alloy
    Patent number: 4444587
    Abstract: An iron-based brazing alloy suitable for brazing iron-based alloys subject to high temperature environments. The resulting brazement contains little or no undesirable chromium boride (CrB) phase. Manganese, substituted for boron, depresses the melting point of the brazing alloy and vaporizes during the brazing cycle. This vaporization, by adjusting the relative proportions of the remaining elements, raises the remelt temperature of the brazement.
    Type: Grant
    Filed: February 3, 1983
    Date of Patent: April 24, 1984
    Assignee: Huntington Alloys, Inc.
    Inventor: Thomas J. Kelly
  • Production of mechanically alloyed powder
    Patent number: 4443249
    Abstract: An improved process is provided for producing mechanically alloyed powders of simple and complex alloy systems. In the improved process, the mechanically alloyed powder is milled to an acceptable processing level in a gravity-dependent ball mill to obtain a powder characterized by a laminate-type microstructure which is substantially optically homogeneous at a magnification of 100.times.. Such acceptable processing level is reached without processing the powder to a featureless microstructure or to saturation hardness.
    Type: Grant
    Filed: March 4, 1982
    Date of Patent: April 17, 1984
    Assignee: Huntington Alloys Inc.
    Inventors: John H. Weber, Paul S. Gilman
  • Cobalt free maraging steel
    Patent number: 4443254
    Abstract: The subject invention is directed to ferrous-base alloys, particularly to a cobalt-free maraging steel of novel chemistry characterized by a desired combination of strength and toughness, notwithstanding that cobalt is non-essential.
    Type: Grant
    Filed: October 31, 1980
    Date of Patent: April 17, 1984
    Assignee: Inco Research & Development Center, Inc.
    Inventor: Stephen Floreen
  • Wet electrostatic precipitator having removable nested hexagonal collector plates and magnetic aligning and rapping means
    Patent number: 4441897
    Abstract: A wet electrostatic precipitator (10) including a plurality of removable nested collecting electrodes or plates (36) forming a repeating pattern of hexagonal collecting zones (44) throughout the precipitator (10). Each collecting plate (36) is formed with a sixty degree bend along two opposing longitudinal edges so as to allow three plates (36) to form a self-nesting Y-shaped intersection point (46). Six points (46) form a hexagonal collecting zone (44). The plates (36) are removable thereby expediting replacement. A plurality of strategically placed spray nozzles (34) provide wash fluid to the plates (36). Magnet sets (56 and 58) provide for discharge electrode (18 and 18A) alignment and rapping.
    Type: Grant
    Filed: February 12, 1982
    Date of Patent: April 10, 1984
    Assignee: Inco Limited
    Inventors: Charles E. Young, George Drzewiecki